CN201799874U - Positioning device for lathe - Google Patents
Positioning device for lathe Download PDFInfo
- Publication number
- CN201799874U CN201799874U CN2010205533866U CN201020553386U CN201799874U CN 201799874 U CN201799874 U CN 201799874U CN 2010205533866 U CN2010205533866 U CN 2010205533866U CN 201020553386 U CN201020553386 U CN 201020553386U CN 201799874 U CN201799874 U CN 201799874U
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- CN
- China
- Prior art keywords
- hexagonal screw
- lathe
- screw rod
- positioning device
- taper sleeve
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a positioning device for a lathe, which comprises a taper sleeve, an external hexagonal screw and an inner hexagonal screw. The external hexagonal screw is screwed inside the taper sleeve and the screw head is aligned with the right end face of the taper sleeve. A big hexagonal screw cap is screwed in the external hexagonal screw part which juts out from taper sleeve. The big hexagonal screw cap fastens the external hexagonal screw. The taper sleeve is fixed inside a taper hole on a lathe. A small hexagonal screw cap is screwed on the inner hexagonal screw which is screwed inside the external hexagonal screw. Compared with the prior art, the utility model solves the problems that the workpieces can not be precisely positioned in a repeated way during a machine tool turning processing procedure. Therefore, the positioning device in the utility model has the beneficial effects of ensuring that a numerical control lathe is relatively convenient to achieve a multi-process continuous processing. Even during a mass production in a common lathe, the positioning device enables the processed workpieces to have a uniform length and a stable quality. And the two end faces of each processed workpiece can reach a highly precise parallel degree. Furthermore, the positioning device which has the characteristics of good self-locking performances, simple convenient length adjustment and long service life can be applied in a common lathe and a numerical control lathe.
Description
Technical field
The utility model relates to a kind of lathe frock clamp, relates in particular to a kind of lathe positioner.
Background technology
Turning processing is a kind of cutting working method that is most widely used in the machining, and most workpiece all will carry out the processing of length in the turning processing, are commonly called as " flat length overall ".Because lathe all has spindle hole and aperture bigger, workpiece can't be located in the axial direction when " flat length overall ", main dependence trial cut and repeated measurement guarantee Workpiece length, therefore, need repeatedly stop and start lathe, workpiece repeats loading and unloading, centering, measurement, and it is more to consume non-cutting time, causes the not high labour intensity that also increases of production efficiency; The processing external diameter needs turning one step on chuck jaws, thereby has damaged claw more than 80 millimeters and thickness during less than 30 millimeters big pad; Workpiece very easily moves toward the spindle stock direction when the turning of workpiece such as axle class brute force, and it is impaired that chuck jaws is extruded under the clamping force effect, causes follow-up clamping quality decline and then influences product quality; The turning processing of numerically controlled lathe is not owing to by digital process processing, locate benchmark and can't carry out especially.
The utility model content
The purpose of this utility model provides a kind of lathe positioner, has solved that workpiece can not repeat pinpoint problem in the lathe turning processing, has guaranteed that numerically controlled lathe realizes that more conveniently multiple operation processes continuously.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of lathe positioner, comprise tapered sleeve, outer-hexagonal screw rod and interior hexagonal screw rod, described outer-hexagonal screw rod screw in the tapered sleeve and its spiral shell head fair with the tapered sleeve right side, big hexagonal (hexagon)nut screws in part and the fastening outer-hexagonal screw rod that the outer-hexagonal screw rod stretches out tapered sleeve, and tapered sleeve is fixed in the taper hole on the lathe; Little hexagonal (hexagon)nut screws on the described interior hexagonal screw rod, and interior hexagonal screw rod screws in the outer-hexagonal screw rod.
The beneficial effects of the utility model are: 1, compare with original technology, solved that workpiece can not repeat pinpoint problem in the lathe turning processing, guaranteed that numerically controlled lathe realizes that more conveniently multiple operation processes continuously, also can make the Workpiece length unanimity that processes when on engine lathe, producing in batches, steady quality, the workpiece both ends of the surface depth of parallelism that processes also can reach very high precision; 2, compare with the original processing method that relies on trial cut and repeated measurement to guarantee Workpiece length, because same fixing location benchmark has been arranged, measure the following process after accurate first during workpiece " flat length overall ", get final product only needing fixedly on lathe saddle or the good planker identical graduation to move middle carriage turning on the engine lathe, need not repeatedly stop and start lathe, workpiece repeats loading and unloading, centering, measurement, and not only labour intensity decreases, and enhances productivity more than 40%; The Z axial coordinate that only need provide this tool setting point on numerically controlled lathe just can carry out following process; 3, need not turning one step on chuck jaws during the turning shim liner; During workpiece such as powerful turning axle class, can prevent that workpiece from moving toward the spindle stock direction, it is impaired to avoid chuck jaws to be extruded, and reduces facility consumption, simultaneously also owing to can adopt powerful turning to improve production efficiency; 4, the nut in the utility model is connected the connection of employing fine thread with screw rod, and self-locking performance is good, and length adjustment is simple and convenient, and the device long service life can be applied to engine lathe and numerically controlled lathe.
Description of drawings
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the structural representation of lathe described in the utility model with positioner;
Fig. 2 is the schematic diagram of lathe described in the utility model with the big workpiece of positioner processing.
Among the figure:
1, tapered sleeve; 2, outer-hexagonal screw rod; 3, interior hexagonal screw rod; 4, big hexagonal (hexagon)nut; 5, little hexagonal (hexagon)nut; 6, pad.
The specific embodiment
As shown in Figure 1, the described a kind of lathe positioner of the utility model embodiment, comprise tapered sleeve 1, outer-hexagonal screw rod 2 and interior hexagonal screw rod 3, outer-hexagonal screw rod 2 screw in the tapered sleeves 1 and its spiral shell head fair with tapered sleeve 1 right side, big hexagonal (hexagon)nut 4 screws in part and the fastening outer-hexagonal screw rod 2 that outer-hexagonal screw rods 2 stretch out tapered sleeve 1, and tapered sleeve 1 is fixed in the taper hole on the lathe; Little hexagonal (hexagon)nut 5 screws on the described interior hexagonal screw rod 3, and interior hexagonal screw rod 3 screws in the outer-hexagonal screw rods 2.Behind the definite interior position, hexagonal screw rod 3 right side of processing needs, little hexagonal (hexagon)nut 5 hexagonal screw rod 3 in outer-hexagonal screw rod 2 directions screw-in is fastening, add and man-hour workpiece has been processed an end by hexagonal screw rod 3 right sides in flat, with accurate first of trial cut method amount, with cutter to first workpiece end face that meets dimensional requirement, get final product only needing fixedly on lathe saddle or the good planker identical graduation to move middle carriage turning on the engine lathe, the Z axial coordinate that need provide this tool setting point on numerically controlled lathe just can carry out follow-up multiple operation and process continuously.
As shown in Figure 2, when the described a kind of lathe of the utility model embodiment is processed big workpiece with positioner, big hexagonal (hexagon)nut 4 screws on the described outer-hexagonal screw rod 2, and outer-hexagonal screw rod 2 screws in the tapered sleeve 1 and do not extend outside the tapered sleeve 1, and described interior hexagonal screw rod 3 screws in the outer-hexagonal screw rod 2.Determine behind the position, outer-hexagonal screw rod 2 right side big hexagonal (hexagon)nut 4 to be revolved fastening outer-hexagonal screw rod 2 to tapered sleeve 1 direction according to the processing needs, add and man-hour workpiece is carried out following process by flat outer-hexagonal screw rod 2 right sides.When processing bigger workpiece, pad 6 is inserted on outer-hexagonal screw rod 2 male half couplings, screw in fastening pad 6 in the outer-hexagonal screw rod 2 with interior hexagonal screw rod 3, and the right side that makes interior hexagonal screw rod 3 is lower than the right side of pad 6, determine that the position implements the same " the big workpiece of processing ", add man-hour be pad 6 right sides by the plane.
Claims (1)
1. lathe positioner, comprise tapered sleeve (1), outer-hexagonal screw rod (2) and interior hexagonal screw rod (3), it is characterized in that: outer-hexagonal screw rod (2) screws in the tapered sleeve (1), the spiral shell head of outer-hexagonal screw rod (2) and tapered sleeve (1) right side maintain an equal level, big hexagonal (hexagon)nut (4) screws in outer-hexagonal screw rod (2) and stretches out in tapered sleeve (1) part and fastening outer-hexagonal screw rod (2), and tapered sleeve (1) is fixed in the taper hole on the lathe; Little hexagonal (hexagon)nut (5) screws on the described interior hexagonal screw rod (3), and interior hexagonal screw rod (3) screws in the outer-hexagonal screw rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205533866U CN201799874U (en) | 2010-09-29 | 2010-09-29 | Positioning device for lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205533866U CN201799874U (en) | 2010-09-29 | 2010-09-29 | Positioning device for lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201799874U true CN201799874U (en) | 2011-04-20 |
Family
ID=43869392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205533866U Expired - Fee Related CN201799874U (en) | 2010-09-29 | 2010-09-29 | Positioning device for lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201799874U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962685A (en) * | 2012-08-10 | 2013-03-13 | 贵州航天精工制造有限公司 | Method and device for axially locating steam-driven three-jaw chuck of numerical-control lathe |
| CN103894684A (en) * | 2014-04-11 | 2014-07-02 | 贵州红林机械有限公司 | Numerically-controlled secondary cutting method for threaded inner hole of thread ring gauge and special fixture for numerically-controlled secondary turning method |
| CN109175404A (en) * | 2018-10-09 | 2019-01-11 | 杭州泽正机械有限公司 | A kind of numerically controlled lathe elasticity pusher |
-
2010
- 2010-09-29 CN CN2010205533866U patent/CN201799874U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962685A (en) * | 2012-08-10 | 2013-03-13 | 贵州航天精工制造有限公司 | Method and device for axially locating steam-driven three-jaw chuck of numerical-control lathe |
| CN103894684A (en) * | 2014-04-11 | 2014-07-02 | 贵州红林机械有限公司 | Numerically-controlled secondary cutting method for threaded inner hole of thread ring gauge and special fixture for numerically-controlled secondary turning method |
| CN103894684B (en) * | 2014-04-11 | 2016-02-24 | 贵州红林机械有限公司 | The threaded interior hole numerical control secondary turning method of ring screw gauge and special fixture thereof |
| CN109175404A (en) * | 2018-10-09 | 2019-01-11 | 杭州泽正机械有限公司 | A kind of numerically controlled lathe elasticity pusher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20160929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |